3.1 - 3.3 Inquiry Sheets:


Read here on BBC about the effects of Environmental Change:
http://www.bbc.co.uk/schools/gcsebitesize/science/aqa/interdependence/environmentalchangerev1.shtml

One way that scientists estimate the distribution of living things in an area is by a technique called environmental monitoring (aka ecosystem monitoring)
http://en.wikipedia.org/wiki/Environmental_monitoring


Ecological Sampling:


read this before watching sampling videos below...









Value of the Drylands:
United Nations says http://web.undp.org/drylands/docs/Whythedrylands.pdf



Value of the Wetlands: